MCQ on Biomolecule Class-12

Carbohydrates have

Guanine is an example of

How many amino acids (approximately) are involved during the synthesis of protein?

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Identify the pair of epimers

Carbohydrate that cannot be hydrolysed further to give simpler unit of polyhydroxy aldehyde or ketone.

In iodine test of starch which colour of ppt had been observed

Vitamin C must be supplied regularly in diet because

Which of the following statements is not correct?

Which of the following is the correct statement?

Fehling’s solution test is given by

Which of the following vitamins is water soluble?

How many number of water molecules are removed from the n number of amino acids during the formation of peptide bond?

Reduction of hexose A (molecular formula C6H12O6) with sodium borohydride gives compound B and C. Compound B is optically inactive, whereas compound C is optically active . Which of the following is compound A?

Which one of the following is reducing sugar?

Fructose reduce Tollen’s reagent due to

Osazone formation involves only 2 carbon atoms of glucose because of

Which carbohydrate is used in silvering of mirror?

D-Glucose and L-Glucose are

Find out the correct option among the following statements.

Molisch’s test reagent is

The pair of compounds in which both the compounds give positive test with Tollen’s reagent is

Biuret test is used for

The two monosaccharide units obtained on hydrolysis of disaccharide may be

Which of the following bases is not present in RNA?

Deficiency of vitamin E causes

Proteins are the polymers of -amino acids and they are connected to each other by ------

Phosphodiester linkage is present between which carbon atoms of pentose sugars of nucleotides?

Millon’s test is given by

Which one of the following is non-reducing sugar?

What will be the sequence of complimentary strand of DNA if the one strand of DNA has the sequence of TATGACTG?

Vitamin A is present in-

Deficiency of biotin causes dermatitis and paralysis, biotin is also known as

Which is a fat soluble vitamin?

Select the base which is not common in DNA and RNA.

Glucose cannot be classified as ?

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